Amazon.com: Casio fx-260 SOLAR Scientific Calculator, Pink : Everything Else
Amazon.com.mx: Científicas - Calculadoras: Oficina y Papelería
Casio Scientific Calculator: owned since 1999, used through high school years 8 - 12, a degree in accounting, my current workhorse in my underwriting job. Maybe my favourite possession. : r/BuyItForLife